{
    "Function": "getAmountIn",
    "File": "contracts/external/libraries/UniswapV2Library.sol",
    "Parent Contracts": [],
    "High-Level Calls": [
        "SafeMath",
        "SafeMath",
        "SafeMath",
        "SafeMath",
        "SafeMath"
    ],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [
        "mul",
        "sub",
        "mul",
        "add",
        "mul"
    ],
    "Low-Level Calls": [],
    "Code": "function getAmountIn(\n        uint256 amountOut,\n        uint256 reserveIn,\n        uint256 reserveOut\n    ) internal pure returns (uint256 amountIn) {\n        require(amountOut > 0, \"UniswapV2Library: INSUFFICIENT_OUTPUT_AMOUNT\");\n        require(\n            reserveIn > 0 && reserveOut > 0,\n            \"UniswapV2Library: INSUFFICIENT_LIQUIDITY\"\n        );\n        uint256 numerator = reserveIn.mul(amountOut).mul(1000);\n        uint256 denominator = reserveOut.sub(amountOut).mul(997);\n        amountIn = (numerator / denominator).add(1);\n    }"
}